Most kitchens and bathrooms have at least one tall cabinet, usually serving as a pantry or utility closet. Over-fridge cabinets are usually 24 inches deep, while 15- to 18-inch wall cabinets are used over microwaves. Lower cabinets, often referred to as base cabinets, are typically 24 inches deep as standard depth , which gives ample countertop workspace but also determines how far your cabinets project into your kitchen space. This depth allows sufficient space beneath for countertops ranging from 24 to 26 inches. · kitchen base cabinets have a standard height of 34. 5 inches and a depth of 24 inches, consistent across most manufacturers. This standard cabinet depth measurement is a core part of kitchen design. · so, when we talk about the average base cabinet depth , 24 inches is the key number to remember for planning purposes, knowing the box is a little less. Standard depths are 12, 15, 18, 24 inches, but 12 inches is the most common for regular wall cabinets storing food and dishes. The standard depth for tall cabinets is either 12 or 24 inches. It’s deep enough for most kitchen items but not so deep that it wastes space. They usually match the depth of the base cabinets. How deep are tall cabinets? How deep are kitchen wall cabinets? How deep is a standard cabinet? The widths of standard base cabinets ranges from 12 to 48 inches, but are most commonly 12, 18, 24, 30, 36, and 48 inches wide. The base cabinet width is variable, from 12 to 48 inches. What is a standard cabinet height? · the standard base cabinet depth is 24 inches, but, with a countertop overhang, the overall depth can be as much as 25-26 inches. · kitchen cabinets are usually 24 inches deep because this provides a good balance between storage space and accessibility.